Schneider Electric Systems USA · Electronic Components
I542-H8
Switch, Pressure-Thermostatic
Part NumberI542-H8
ManufacturerSchneider Electric Systems USA
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-159-8066 (NSN)
Federal Item NameSWITCH,PRESSURE-THERMOSTATIC
Federal Supply Class5930 — Switches
Overall Length8.562 INCHES NOMINAL
Contact Voltage Rating In Volts250.0 AC AT SEA LEVEL FIRST VOLTAGE
Cubic Measure432.000 CUBIC INCHES
Style DesignatorRECTANGULAR
Outside Diameter0.250 INCHES NOMINAL SINGLE CONNECTION
Contact Stimulus Rating5.00 ACTUATION POINT MINIMUM POUNDS PER SQUARE INCH AND 185.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT
Temp Sensing Element TypeBULB
Overall Height5.250 INCHES NOMINAL
Frequency In Hertz60.0 SINGLE VOLTAGE
Proof Pressure80.00 POUNDS PER SQUARE INCH
Contact Action StimulusINCREASE
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is I542-H8 available?
We can source I542-H8 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is I542-H8 by Schneider Electric Systems USA obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If I542-H8 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like I542-H8?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for I542-H8?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.